Method of manufacturing display screen
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United States of America Patent
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Mar 23, 1999
Grant Date -
N/A
app pub date -
Dec 19, 1995
filing date -
Dec 19, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is disclosed a salt of a polymer having charged anionic functionalities used as a dispersant in a dispersion solution containing a pigment and used for forming a first pigment layer. A substance which forms a salt with a polymer having charged anionic functionalities is mixed into a solution applied on the pigment layer, and/or mixed into a developing solution. The formed layers are patterned and thus a display screen is obtained.
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